diff options
| author | Brandon Maier <brandon.maier@rockwellcollins.com> | 2018-06-26 12:50:50 -0500 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2018-06-28 16:12:06 +0900 |
| commit | 8d0752d11312be830c33e84dfd1016e6a47c2938 (patch) | |
| tree | 51fde9277faaac731cecd0dec1b8c11aee4d6503 /drivers/net/phy/xilinx_gmii2rgmii.c | |
| parent | cf31ea71c0593ca6227bd3f4958c098753267f44 (diff) | |
| download | linux-8d0752d11312be830c33e84dfd1016e6a47c2938.tar.bz2 | |
net: phy: xgmiitorgmii: Check read_status results
We're ignoring the result of the attached phy device's read_status().
Return it so we can detect errors.
Signed-off-by: Brandon Maier <brandon.maier@rockwellcollins.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/phy/xilinx_gmii2rgmii.c')
| -rw-r--r-- | drivers/net/phy/xilinx_gmii2rgmii.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/net/phy/xilinx_gmii2rgmii.c b/drivers/net/phy/xilinx_gmii2rgmii.c index d6f8b64cddbe..74a8782313cf 100644 --- a/drivers/net/phy/xilinx_gmii2rgmii.c +++ b/drivers/net/phy/xilinx_gmii2rgmii.c @@ -42,8 +42,11 @@ static int xgmiitorgmii_read_status(struct phy_device *phydev) struct mii_bus *bus = priv->mdio->bus; int addr = priv->mdio->addr; u16 val = 0; + int err; - priv->phy_drv->read_status(phydev); + err = priv->phy_drv->read_status(phydev); + if (err < 0) + return err; val = mdiobus_read(bus, addr, XILINX_GMII2RGMII_REG); val &= ~XILINX_GMII2RGMII_SPEED_MASK; |